tests/auto/corelib: Remove some placeholder formatting.

Use QByteArray/QString addition instead in loops and for
test row names.

Change-Id: Ieffb429efdc14aa5932b3fcdef5a18e13a62d35f
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@theqtcompany.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/tests/auto/corelib/tools/qvector/tst_qvector.cpp b/tests/auto/corelib/tools/qvector/tst_qvector.cpp
index 87822bca6f..bdfb567331 100644
--- a/tests/auto/corelib/tools/qvector/tst_qvector.cpp
+++ b/tests/auto/corelib/tools/qvector/tst_qvector.cpp
@@ -2391,6 +2391,7 @@ void tst_QVector::reallocAfterCopy_data()
     int result1, result2, result3, result4;
     int fill_size;
     for (int i = 70; i <= 100; i += 10) {
+        const QByteArray prefix = "reallocAfterCopy:" + QByteArray::number(i) + ',';
         fill_size = i - 20;
         for (int j = 0; j <= 3; j++) {
             if (j == 0) { // append
@@ -2414,7 +2415,8 @@ void tst_QVector::reallocAfterCopy_data()
                 result3 = i - 10;
                 result4 = i - 20;
             }
-            QTest::newRow(qPrintable(QString("reallocAfterCopy:%1,%2").arg(i).arg(j))) << i << fill_size << j << result1 << result2 << result3 << result4;
+            QTest::newRow((prefix + QByteArray::number(j)).constData())
+                    << i << fill_size << j << result1 << result2 << result3 << result4;
         }
     }
 }